The immortal Bel Robinson tensor, S. Deser; relativistic quasiparticles, a covariant approach, R. Hakim and H.D. Sivak; successive approximations to the regular order reduction of singular equations, J.M. Aguirregabiria et al; a universal law of gravitational deformation for general relativity, B. Coll; an attempt to derive Dirac's equation for an electron in an external electromagnetic field from a classical dynamical system, E. Ruiz; alternative statistical analysis of CMB maps, J.L. Sanz; cosmological parameters, F. Atrio-Barandela; electrogravity duality in general relativity, N. Dadhich; radial conformal motions, A. Herrero and J.A. Morales; divergence-free vector fields in stationary and axially symmetric vacuum spacetimes, M. Mars. (Part contents)
